luelingi, Rivulus Seegers [L.] 1984:273, Fig. 1 [Zoologische Beiträge v. 28 (no. 2); ref. 17455] Rio Piraí near Joinville, Estado de Santa Catarina, about 26°30'S, 48°45'W, southeastern Brazil. Holotype: ZFMK 11671. Paratypes: BMNH 1983.6.9:14-15 (2); SMF 17585 (5); ZFMK 11672 (1), 11673-11682 (10); ZMB 31347 (3). Type catalog: Paepke & Seegers 1986:169 [ref. 19981], Herder et al. 2010:126 [ref. 31087]. •Valid as Rivulus luelingi Seegers 1984 -- (Costa 1991:582 [ref. 20033], Huber 1992:291 [ref. 20639], Lazara 2001:278 [ref. 25711], Costa in Reis et al. 2003:537 [ref. 27061], Costa 2004:105 [ref. 27824], Costa 2006:139 [ref. 28875] in subgenus Cynodonichthys, Costa 2007:176 [ref. 29203], Costa 2008:47 [ref. 29622] in subgenus Atlantirivulus, Costa 2008:135 [ref. 29871], Costa & Lanés 2009:94 [ref. 30256]). •Valid as Atlantirivulus luelingi (Seegers 1984) -- (Costa 2011:244 [ref. 31655], Reis et al. 2020:473 [ref. 38364], Volcan et al. 2024:97 [ref. 41345]). Current status: Valid as Atlantirivulus luelingi (Seegers 1984). Rivulidae: Rivulinae. Distribution: South America: Atlantic coastal plain rivers, southeastern Mata Atlantica (Brazil). Habitat: freshwater.